FreeCalypso > hg > tcs211-fcmodem

comparison g23m/condat/com/include/ffs_pc_api.h @ 0:509db1a7b7b8

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initial import: leo2moko-r1
author Space Falcon <falcon@ivan.Harhan.ORG>
date Mon, 01 Jun 2015 03:24:05 +0000
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-1:000000000000 0:509db1a7b7b8
1 /********************************************************************************/
2 /* */
3 /* File Name: ffs_pc_api.h */
4 /* */
5 /* Purpose: This header file contains the external constants and */
6 /* prototypes related to the Flash File System. */
7 /* */
8 /* Note: None. */
9 /* */
10 /* Revision History: */
11 /* 02/27/02 Pascal Pompei */
12 /* - Create. */
13 /* */
14 /* (C) Copyright 2002 by Texas Instruments Incorporated, All Rights Reserved. */
15 /* */
16 /********************************************************************************/
17 #ifndef _FFS_PC_API_
18 #define _FFS_PC_API_
19
20 #include <windows.h>
21
22 #ifdef __cplusplus
23 extern "C"
24 {
25 #endif
26
27
28 /******************************** FILE DESCRIPTOR *******************************/
29 /* */
30 /* Define the file descriptor. */
31 typedef INT32 T_FFS_FD;
32
33
34 /*********************************** FILE SIZE **********************************/
35 /* */
36 /* Define the file size. */
37 typedef INT32 T_FFS_SIZE;
38
39
40 /************************************ OFFSET ************************************/
41 /* */
42 /* Define the offset. */
43 typedef UINT32 T_FFS_OFFSET;
44
45 /************************************* FLAGS ************************************/
46 /* */
47 /* Define the modes used to open the file. */
48 typedef UINT32 T_FFS_OPEN_FLAGS;
49
50 #define FFS_O_CREATE (0x00000001)
51 #define FFS_O_APPEND (0x00000002)
52 #define FFS_O_EXCL (0x00000004)
53 #define FFS_O_TRUNC (0x00000008)
54 #define FFS_O_RDONLY (0x00000010)
55 #define FFS_O_WRONLY (0x00000020)
56 #define FFS_O_RDWR (FFS_O_RDONLY | FFS_O_WRONLY)
57
58 /* Define the starting point for the file pointer move. */
59 typedef UINT32 T_FFS_WHENCE;
60
61 #define FFS_SEEK_SET (FILE_BEGIN)
62 #define FFS_SEEK_CUR (FILE_CURRENT)
63 #define FFS_SEEK_END (FILE_END)
64
65
66 /*********************************** META-DATA **********************************/
67 /* */
68 /* Define object types. */
69 typedef enum
70 {
71 OT_FILE = 0x00000001,
72 OT_DIR,
73 OT_LINK
74 } T_FFS_OBJECT_TYPE;
75
76 /* Define a structure used to gather information (meta-data) about an object. */
77 typedef struct
78 {
79 T_FFS_OBJECT_TYPE type; /* Object type: file, folder, ... */
80 T_FFS_SIZE size; /* Size of data space occupied by object. */
81 } T_FFS_STAT;
82
83
84 /*********************************** DIRECTORY **********************************/
85 /* */
86 /* Define a structure used to gather information about a directory. */
87 typedef struct
88 {
89 WIN32_FIND_DATA find_data;
90 HANDLE search_handle;
91 } T_FFS_DIR;
92
93
94 /***************************** INTERNAL ERROR CODES *****************************/
95 /* */
96 /* Define the internal error codes. */
97 typedef enum
98 {
99 EFFS_OK = 0, /* OK. */
100
101 EFFS_NODEVICE = -1, /* Flash device unknown. */
102 EFFS_CORRUPTED = -2, /* File system corrupted. */
103 EFFS_NOPREFORMAT = -3, /* Flash File System not preformatted. */
104 EFFS_NOFORMAT = -4, /* Flash File System not formatted. */
105 EFFS_BADFORMAT = -5, /* Format not recognized. */
106 EFFS_MAGIC = -6, /* Bad magic. */
107 EFFS_AGAIN = -7, /* Not ready, try again later on. */
108 EFFS_NOSYS = -8, /* Function not implemented. */
109 EFFS_DRIVER = -9, /* Driver error. */
110
111 EFFS_NOSPACE = -10, /* Out of file space (no free data space). */
112 EFFS_FSFULL = -11, /* File system full (no free inodes). */
113 EFFS_BADNAME = -12, /* Bad filename. */
114 EFFS_NOTFOUND = -13, /* Not found. */
115 EFFS_EXISTS = -14, /* Object already exists. */
116 EFFS_ACCESS = -15, /* File access permission violation. */
117 EFFS_NAMETOOLONG = -16, /* Filename too long. */
118 EFFS_INVALID = -17, /* Invalid argument. */
119 EFFS_DIRNOTEMPTY = -18, /* Directory not empty. */
120 EFFS_NOTADIR = -19, /* Object is not a directory. */
121 EFFS_SPARE = -20, /* Spare. */
122
123 EFFS_FILETOOBIG = -21, /* File too big. */
124 EFFS_NOTAFILE = -22, /* Object is not a file. */
125 EFFS_PATHTOODEEP = -23, /* Path too deep. */
126 EFFS_NUMFD = -24, /* Maximum number of open files reached. */
127 EFFS_BADFD = -25, /* Bad file descriptor. */
128 EFFS_BADOP = -26, /* Bad options. */
129 EFFS_LOCKED = -27, /* File locked by another file descriptor. */
130
131 EFFS_TOOBIG = -30, /* Too big (buffer overflow). */
132 EFFS_MSGALLOC = -31, /* Message allocation failed. */
133 EFFS_MSGSEND = -32, /* Message send failed. */
134
135 EFFS_SIBLINGLOOP = -40, /* Directory sibling loop. */
136 EFFS_NOBLOCKS = -41, /* No more blocks. */
137 EFFS_DBR = -42, /* Data reclaim did not finish. */
138 } T_FFS_RET;
139
140
141 /*
142 * Prototypes for functions provided by the FFS simulation on the PC
143 */
144 T_FFS_FD ffs_open (const char *pathname_p,
145 T_FFS_OPEN_FLAGS flags);
146 T_FFS_RET ffs_close (T_FFS_FD fd);
147 T_FFS_SIZE ffs_write (T_FFS_FD fd,
148 void *buffer_p,
149 T_FFS_SIZE size);
150 T_FFS_SIZE ffs_read (T_FFS_FD fd,
151 void *buffer_p,
152 T_FFS_SIZE size);
153 T_FFS_SIZE ffs_seek (T_FFS_FD fd,
154 T_FFS_SIZE offset,
155 T_FFS_WHENCE whence);
156 T_FFS_RET ffs_ftruncate (T_FFS_FD fd,
157 T_FFS_OFFSET length);
158 T_FFS_RET ffs_stat (const char *pathname_p,
159 T_FFS_STAT *stat_p);
160 T_FFS_RET ffs_remove (const char *pathname_p);
161 T_FFS_RET ffs_mkdir (const char *pathname_p);
162 T_FFS_SIZE ffs_opendir (const char *pathname_p,
163 T_FFS_DIR *dir_p);
164 T_FFS_SIZE ffs_readdir (T_FFS_DIR *dir_p,
165 char *buffer_p,
166 T_FFS_SIZE size);
167 T_FFS_RET ffs_rename (const char *old_pathname_p,
168 const char *new_pathname_p);
169
170 T_FFS_SIZE ffs_file_read(const char *name, void *addr, T_FFS_SIZE size);
171
172 T_FFS_SIZE ffs_init (void);
173
174 #ifdef __cplusplus
175 }
176 #endif
177
178 #endif /* #ifndef _FFS_PC_API_ */